US2648196A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ram jet burner with aqueous injection to promote smooth burning
Assignee: Experiment Inc
•
Filing: 1947-03-18
•
Granted: 1953-08-11
•
Expires: 1967-03-18
Abstract
No abstract record available.
Inventors
- 👤 Ii James W Mullen
- 👤 John B Fenn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:58
CPC Classifications
F; F02; F02K; F02K7/00; F02K7/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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FR350612A
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FR398320A
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FR412478A
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US1144385A
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US1160145A
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US1278314A
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US1384570A
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GB154254A
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US1506322A
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US1531475A
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FR538133A
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US1483917A
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GB293594A
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US2016921A
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US1888749A
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US2168313A
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US2402826A
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US2446266A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-10 | 1957-02-09 | 1957-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-10 | 1961-02-09 | 1961-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-10 | 1965-02-09 | 1965-08-11 | $7700.00 | Window Closed / Lapsed |